T521 High Voltage Polymer Tantalum Capacitors

KEMET T521 KO-CAP® High Voltage Organic Polymer Tantalum Capacitors feature voltage ratings up to 75V and capacitance values up to 470µF, high ripple current capability, safe failure mode, and low ESR. These T521 capacitors are volumetrically efficient and have stable temperature characteristics. They are lead-free when ordered with 100% Sn termination finish, RoHS compliant, and halogen-free. These components are designed for DC-DC converters, power supply inputs, and higher application voltages such as 12V, 24V, 28V, and 48V input rails. The T521 KO-CAP Series features a Ta anode and Ta₂O₅ dielectric as well as a conductive organic polymer that replaces the traditionally used MnO₂ as the cathode plate of the capacitor. This results in very low ESR and improved capacitance retention at high frequency.

Results: 275
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Capacitance Voltage Rating DC Termination Style Tolerance Case Code - in ESR Leakage Current Height Minimum Operating Temperature Maximum Operating Temperature Case Code - mm Mfr Case Code Series Packaging
KEMET Tantalum Capacitors - Polymer 16Vol 330uF 2912 20% ESR=25mOhms 5In Stock
1.000On Order
Min.: 1
Mult.: 1
Reel: 500

330 uF 16 VDC SMD/SMT 20 % 2917 25 mOhms 528 uA - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 330uF 7343 ESR=15mOhms 20% 37In Stock
5.000On Order
Min.: 1
Mult.: 1
Reel: 500

330 uF 16 VDC SMD/SMT 20 % 2917 15 mOhms 528 uA 4 mm - 55 C + 125 C 7343 X Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 330uF 2917 20% ESR=25mOhms 39In Stock
39.813On Order
Min.: 1
Mult.: 1
Reel: 500

330 uF 16 VDC SMD/SMT 20 % 2917 25 mOhms 528 uA 4 mm - 55 C + 125 C 7343 X Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 47uF 2917 20% ESR=70mOhms 67In Stock
27.500On Order
Min.: 1
Mult.: 1
Reel: 500

47 uF 35 VDC SMD/SMT 20 % 2917 70 mOhms 164.5 uA 4 mm - 55 C + 125 C 7343 X Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 10uF 2917 20% ESR=90mOhms 52In Stock
Min.: 1
Mult.: 1
Reel: 1.000
No
10 uF 50 VDC SMD/SMT 20 % 2917 90 mOhms 50 uA 1.8 mm - 55 C + 125 C 7343 V Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 47uF 20% ESR=30mOhms 11In Stock
2.500On Order
Min.: 1
Mult.: 1
Reel: 500
No
47 uF 35 VDC SMD/SMT 20 % 2917 30 mOhms 164.5 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 15uF 2917 20% ESR=90mOhms 630In Stock
Min.: 1
Mult.: 1
Reel: 1.000

15 uF 25 VDC SMD/SMT 20 % 2917 90 mOhms 37.5 uA 1.8 mm - 55 C + 105 C 7343 V Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 68uF 2917 20% ESR=90mOhms 148In Stock
Min.: 1
Mult.: 1
Reel: 1.000

68 uF 16 VDC SMD/SMT 20 % 2917 90 mOhms 108.8 uA 1.8 mm - 55 C + 105 C 7343 V Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 20V 100uF 2917 20% ESR=55mOhms
8.499On Order
Min.: 1
Mult.: 1
Reel: 500

100 uF 20 VDC SMD/SMT 20 % 2917 55 mOhms 200 uA 2.8 mm - 55 C + 105 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 63V 22uF 2917 20% ESR=75mOhms
23.119On Order
Min.: 1
Mult.: 1
Reel: 500

22 uF 63 VDC SMD/SMT 20 % 2917 75 mOhms 138.6 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 10uF 20% 3216-18 -55 /+105C ESR=150mOhms
6.000On Order
Min.: 1
Mult.: 1
Reel: 2.000

10 uF 25 VDC SMD/SMT 20 % 1206 150 mOhms 25 uA 1.6 mm - 55 C + 125 C 3216 A Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 10uF ESR=100mOhms 3528-21 20%
4.000Expected 21/04/2026
Min.: 1
Mult.: 1
Reel: 2.000

10 uF 35 VDC SMD/SMT 20 % 1311 100 mOhms 35 uA 1.9 mm - 55 C + 125 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 10uF 1311 20% ESR=150mOhms
7.669On Order
Min.: 1
Mult.: 1
Reel: 2.000

10 uF 35 VDC SMD/SMT 20 % 1411 150 mOhms 35 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 15uF 20% ESR=100mOhms
3.855Expected 19/06/2026
Min.: 1
Mult.: 1
Reel: 2.000

15 uF 25 VDC SMD/SMT 20 % 1411 100 mOhms 37.5 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 22uF 1311 20% ESR=90mOhms
3.998On Order
Min.: 1
Mult.: 1
Reel: 2.000

22 uF 16 VDC SMD/SMT 20 % 1411 90 mOhms 35.2 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 3.3uF 1311 20% ESR=200mOhms
7.969Expected 21/04/2026
Min.: 1
Mult.: 1
Reel: 2.000

3.3 uF 50 VDC SMD/SMT 20 % 1311 200 mOhms 16.5 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 47uF 20% 90mOhms -55C/+125C
11.420On Order
Min.: 1
Mult.: 1
Reel: 2.000

47 uF 16 VDC SMD/SMT 20 % 1311 90 mOhms 75.2 uA 1.9 mm - 55 C + 125 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 10uF 2917 20% ESR=120mOhms 444In Stock
4.806On Order
Min.: 1
Mult.: 1
Reel: 500

10 uF 50 VDC SMD/SMT 20 % 2917 120 mOhms 50 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 75V 4.7uF 2917 20% ESR=75mOhms
2.500On Order
Min.: 1
Mult.: 1
Reel: 500

4.7 uF 75 VDC SMD/SMT 20 % 2917 75 mOhms 35.3 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 47uF 2917 20% ESR=50mOhms
4.466On Order
Min.: 1
Mult.: 1
Reel: 500

47 uF 25 VDC SMD/SMT 20 % 2917 65 mOhms 117.5 uA 2.8 mm - 55 C + 105 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 47uF 20% 7343-31 -55 /+125C ESR=60mOhms
6.000On Order
Min.: 1
Mult.: 1
Reel: 500

47 uF 35 VDC SMD/SMT 20 % 2917 60 mOhms 164.5 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 150uF 20% 7360-43 -55 /+105C ESR=100mOhms
2.000On Order
Min.: 1
Mult.: 1
Reel: 250

150 uF 35 VDC SMD/SMT 20 % 2824 100 mOhms 525 uA 4 mm - 55 C + 125 C 7360 O Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 10uF 20% 3528-12 -55 /+105C ESR=100mOhms
11.999On Order
Min.: 1
Mult.: 1
Reel: 3.000

10 uF 35 VDC SMD/SMT 20 % 1411 100 mOhms 35 uA 1.1 mm - 55 C + 125 C 3528 T Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 33uF 1311 20% ESR=45mOhms
3.000Expected 30/06/2026
Min.: 1
Mult.: 1
Reel: 3.000

33 uF 16 VDC SMD/SMT 20 % 1411 45 mOhms 52.8 uA 1.1 mm - 55 C + 105 C 3528 T Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 6.8uF 1311 20% ESR=90mOhms
5.325On Order
Min.: 1
Mult.: 1
Reel: 3.000

6.8 uF 35 VDC SMD/SMT 20 % 1411 90 mOhms 23.8 uA 1.1 mm - 55 C + 125 C 3528 T Case T521 SSD Reel, Cut Tape, MouseReel